45222020552 has 16 divisors (see below), whose sum is σ = 89779011660. Its totient is φ = 21280950784.

The previous prime is 45222020537. The next prime is 45222020573. The reversal of 45222020552 is 25502022254.

It can be written as a sum of positive squares in 2 ways, for example, as 43341410596 + 1880609956 = 208186^2 + 43366^2 .

It is a super-2 number, since 2×45222020552² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166257293 + ... + 166257564.

Almost surely, 2^45222020552 is an apocalyptic number.

It is an amenable number.

45222020552 is a deficient number, since it is larger than the sum of its proper divisors (44556991108).

45222020552 is a wasteful number, since it uses less digits than its factorization.

45222020552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332514880 (or 332514876 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

The spelling of 45222020552 in words is "forty-five billion, two hundred twenty-two million, twenty thousand, five hundred fifty-two".